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Table 1: Gas and electricity use
Total (kWh) kWh/m2
Electricity used over 25 weeks 26 413 n/a
Electricity extrapolated to 52 weeks 54 939 67†
Electricity benchmark from Econ 19 (good practice open-plan with nat. ventilation) n/a 54
Gas used over 25 weeks 5335 (130 m3) n/a
Gas use extrapolated to 52 weeks 11 097 14*
Gas benchmark from Econ 19 (good practice open-plan) n/a 79
†Electricity use would actually be a little higher over a full year because the occupied period was skewed towards summer, and daylighting is less effective in winter. *Gas use would be significantly higher over 52 weeks because the occupied period missed part of the heating season. Full year figures are indicative only.